Analysis
- max time kernel
160s - max time network
176s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
31/01/2022, 07:33
Static task
static1
Behavioral task
behavioral1
Sample
cfcd19e386be1f81fa2311cf6d9d57e5.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
cfcd19e386be1f81fa2311cf6d9d57e5.exe
Resource
win10-en-20211208
windows10_x64
0 signatures
0 seconds
General
- Target cfcd19e386be1f81fa2311cf6d9d57e5.exe
- Size 233KB
- Sample220131-jdjgsshdc8
- SHA256 42cc2a8e97add8162a113cefb4399f16806416acf5ba01b6008009f292d2c4bb
- MD5 cfcd19e386be1f81fa2311cf6d9d57e5
- SHA1 098b62f8dd62d46b36af6e49ec462c3cb0badb6b
- SHA512 ed82417ab4f06b04472dedafa3e0fd041824d449132c9742ad63b7ef8087f6568bcdb8c7af329750e4053dbd722e3e1acebd11aa11c8b317a229ad60942da51c
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
smokeloader
Version
-
2020
C2
-
http://host-data-coin-11.com/
-
http://file-coin-host-12.com/
rc4.i32
rc4.i32
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Deletes itself 1 IoCs
pid Process 2612 Process not Found - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3792 set thread context of 4032 3792 cfcd19e386be1f81fa2311cf6d9d57e5.exe 68 - Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI cfcd19e386be1f81fa2311cf6d9d57e5.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI cfcd19e386be1f81fa2311cf6d9d57e5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI cfcd19e386be1f81fa2311cf6d9d57e5.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4032 cfcd19e386be1f81fa2311cf6d9d57e5.exe 4032 cfcd19e386be1f81fa2311cf6d9d57e5.exe 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found 2612 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2612 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4032 cfcd19e386be1f81fa2311cf6d9d57e5.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3792 wrote to memory of 4032 3792 cfcd19e386be1f81fa2311cf6d9d57e5.exe 68 PID 3792 wrote to memory of 4032 3792 cfcd19e386be1f81fa2311cf6d9d57e5.exe 68 PID 3792 wrote to memory of 4032 3792 cfcd19e386be1f81fa2311cf6d9d57e5.exe 68 PID 3792 wrote to memory of 4032 3792 cfcd19e386be1f81fa2311cf6d9d57e5.exe 68 PID 3792 wrote to memory of 4032 3792 cfcd19e386be1f81fa2311cf6d9d57e5.exe 68 PID 3792 wrote to memory of 4032 3792 cfcd19e386be1f81fa2311cf6d9d57e5.exe 68
Processes
-
C:\Users\Admin\AppData\Local\Temp\cfcd19e386be1f81fa2311cf6d9d57e5.exe"C:\Users\Admin\AppData\Local\Temp\cfcd19e386be1f81fa2311cf6d9d57e5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3792 -
C:\Users\Admin\AppData\Local\Temp\cfcd19e386be1f81fa2311cf6d9d57e5.exe"C:\Users\Admin\AppData\Local\Temp\cfcd19e386be1f81fa2311cf6d9d57e5.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4032
-